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Cost of 105 envelopes is Rs. 350. How many envelopes can be purchased for Rs. 100? - Mathematics

Sum

Cost of 105 envelopes is Rs. 350. How many envelopes can be purchased for Rs. 100?

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Solution

In Rs. 350, the number of envelopes that can be purchased = 105.

Therefore, in Rs. 1, number of envelopes that can be purchased = `105/350`

Therefore, in Rs. 100, the number of envelopes that can be purchased

= `105/350 × 100 = 30`.

Thus, 30 envelopes can be purchased for Rs. 100.

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